How To Fix TR_OLE021 - Enter a table key

SAP Error Message - Details

• Message type: E = Error

• Message class: TR_OLE - Messages for Object List Editor in CTS

• Message number: 021

• Message text: Enter a table key

What causes this issue?

You have included the object &V1& &V2& &V3& manually in the object
list. However, the entry is not complete until you have also maintained
some additional key entries.

How to fix this error?

Double-click the object to go to the key list editor, where you can
create missing key entries.
Note
If you want to create all entries of a table, you will overwrite all
entries in this table if you transport the request or task into the
target system.
All entries that do not exist in the source system will also be deleted
in the target system.
To create all entries in a table, enter an asterisk '*' as the first
character when you maintain the keys.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TR_OLE021 - Enter a table key ?

  The SAP error message TR_OLE021, which states "Enter a table key," typically occurs when you are trying to perform an operation that requires a key for a table, but the key has not been provided or is incomplete. This error is often encountered in the context of using OLE (Object Linking and Embedding) automation in SAP, particularly when working with external applications or data sources.
  Cause:
  
  Missing Key: The most common cause is that the required key fields for the table you are trying to access or manipulate have not been filled in.
  Incorrect Configuration: There may be an issue with the configuration of the OLE object or the way the data is being passed to the SAP system.
  Data Entry Error: The user may have inadvertently skipped entering the necessary key fields in the transaction or program.
  
  Solution:
  
  Check Required Fields: Ensure that all required key fields for the table are filled in correctly. Review the documentation for the specific table you are working with to identify which fields are mandatory.
  Review OLE Configuration: If you are using OLE automation, check the configuration settings to ensure that the keys are being passed correctly from the external application to SAP.
  Debugging: If you have access to debugging tools, you can trace the execution to see where the key is expected and why it is not being provided.
  Consult Documentation: Refer to SAP documentation or help resources for the specific transaction or program you are using to understand the key requirements.
  User Training: If this error is common among users, consider providing training or guidance on the importance of entering key fields.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific transaction or OLE automation you are using.
  Transaction Codes: Familiarize yourself with the transaction codes related to the table you are working with, as they may provide additional context or functionality.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact your SAP support team or consult with an SAP expert for further assistance.